code: def input_dir(self):
      return self.base_dataset.input_dir
  
file_path: lightly/lightly/data/lightly_subset.py
imports: from typing import Dict, List, Tuple
  from lightly.data.dataset import LightlyDataset
label_desc: Use image node_id 6 for calling the LightlySubset obj's underlying member method code with example usage: obj.input_dir() and returns: self